1 doctor weighed in:

How much deficiency of vitamin B12 can affect my body? In my blood test I have 201 pg/ml.

1 doctor weighed in
Dr. Randy Baker
Holistic Medicine

In brief: 201 very deficient

201 is a very low level that can cause a wide variety of serious symptoms including poor memory/concentration, fatigue, depression, muscle weakness, anemia, tingling and numbness, agitation, delusions, heart disease etc.
See http://bit.Ly/1hlbiaz ; http://bit.Ly/1607tg3.

In brief: 201 very deficient

201 is a very low level that can cause a wide variety of serious symptoms including poor memory/concentration, fatigue, depression, muscle weakness, anemia, tingling and numbness, agitation, delusions, heart disease etc.
See http://bit.Ly/1hlbiaz ; http://bit.Ly/1607tg3.
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